Tallahassee Symphony Orchestra presents in "Nostalgia and Nature" with guest conductor Kellen Gray at 7:30 p.m. Saturday, March 29, at Ruby Diamond Concert Hall, 222 S Copeland St. Tickets are $35 - $64 per ticket; visit tallahasseesymphony.org. For information on all TSO Music Director & Conductor Finalist events, including Lunch with the Maestro and Open Rehearsal at 10 a.m. Saturday visit tallahasseesymphony.org.